Home / 6,518.06-9,777.07-1,838.06

Finding the Fourth Proportional to 6,518.06, 9,777.07 and 1,838.06

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Solution

The fourth proportional to 6,518.06, 9,777.07 and 1,838.06 is: 2,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.06 : 9,777.07 = 1,838.06 : x
  2. Step 2: Convert to fraction form
    6,518.06/9,777.07 = 1,838.06/x
  3. Step 3: Cross multiply
    6,518.06x = 9,777.07 × 1,838.06
  4. Step 4: Simplify right side
    6,518.06x = 17,970,841.28
  5. Step 5: Solve for x
    x = 17,970,841.28/6,518.06
  6. Step 6: Final answer
    x = 2,757.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.